3655345249 has 2 divisors, whose sum is σ = 3655345250. Its totient is φ = 3655345248.

The previous prime is 3655345189. The next prime is 3655345261. The reversal of 3655345249 is 9425435563.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3329290000 + 326055249 = 57700^2 + 18057^2 .

It is an emirp because it is prime and its reverse (9425435563) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3655345249 - 2¹¹ = 3655343201 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3655345199 and 3655345208.

It is not a weakly prime, because it can be changed into another prime (3655345349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1827672624 + 1827672625.

It is an arithmetic number, because the mean of its divisors is an integer number (1827672625).

Almost surely, 2^3655345249 is an apocalyptic number.

It is an amenable number.

3655345249 is a deficient number, since it is larger than the sum of its proper divisors (1).

3655345249 is an equidigital number, since it uses as much as digits as its factorization.

3655345249 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1944000, while the sum is 46.

The square root of 3655345249 is about 60459.4512793492. The cubic root of 3655345249 is about 1540.4329542507.

The spelling of 3655345249 in words is "three billion, six hundred fifty-five million, three hundred forty-five thousand, two hundred forty-nine".